The Mail app on your Mac and your iPhone/iPad does a lot for you, which is usually good. But sometimes it’s a little too helpful, like when it keeps autocompleting an old, unused email address for one ...

The "Contacts" feature in the free online mail service from Yahoo enables you to store the details of all your customers, colleagues or anyone else you communicate with. The ability to import contacts ...

You can access your contacts in Gmail on the web, or the Contacts app for Android. In the Contacts app, you can add contacts one at a time or enter multiple email addresses at once. To delete a ...